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Pension Plans (Tables) - Pension Benefits | 12 Months Ended
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May 31, 2018
Components of Net Periodic Pension and Postretirement Costs | Net periodic pension cost consisted of the following for the year ended May 31:
|  | U.S. Plans |  |  | Non-U.S. Plans |
(In thousands) |  | 2018 |  | 2017 |  | 2016 |  |  | 2018 |  | 2017 |  | 2016 |
Service cost |  | $ | 37,859 |  | $ | 37,603 |  | $ | 32,808 |  |  | $ | 4,620 |  | $ | 4,070 |  | $ | 4,061 |
Interest cost |  |  | 17,518 |  |  | 17,323 |  |  | 17,995 |  |  |  | 5,025 |  |  | 4,614 |  |  | 5,070 |
Expected return on plan assets |  |  | (32,342 | ) |  | (25,007 | ) |  | (25,749 | ) |  |  | (8,270 | ) |  | (7,109 | ) |  | (7,571 | )
Amortization of: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Prior service cost |  |  | 117 |  |  | 217 |  |  | 234 |  |  |  | (31 | ) |  | (24 | ) |  | (2 | )
Net actuarial losses recognized |  |  | 14,470 |  |  | 22,160 |  |  | 16,759 |  |  |  | 1,758 |  |  | 2,150 |  |  | 1,739 |
Curtailment/settlement losses |  |  |  |  |  |  |  |  | 87 |  |  |  | 128 |  |  | 904 |  |  | 57 |
Net Pension Cost |  | $ | 37,622 |  | $ | 52,296 |  | $ | 42,134 |  |  | $ | 3,230 |  | $ | 4,605 |  | $ | 3,354 |
Changes in Benefit Obligations and Plan Assets | The changes in benefit obligations and plan assets, as well as the funded status of our pension plans at May 31, 2018 and 2017, were as follows:
|  | U.S. Plans |  |  | Non-U.S. Plans |
(In thousands) |  | 2018 |  | 2017 |  |  | 2018 |  | 2017 |
Benefit obligation at beginning of year |  | $ | 591,948 |  | $ | 589,046 |  |  | $ | 195,884 |  | $ | 187,064 |
Service cost |  |  | 37,859 |  |  | 37,603 |  |  |  | 4,620 |  |  | 4,070 |
Interest cost |  |  | 17,518 |  |  | 17,323 |  |  |  | 5,025 |  |  | 4,614 |
Benefits paid |  |  | (34,368 | ) |  | (28,587 | ) |  |  | (6,545 | ) |  | (4,977 | )
Participant contributions |  |  |  |  |  |  |  |  |  | 980 |  |  | 933 |
Plan amendments |  |  |  |  |  |  |  |  |  | (61 | ) |  | (196 | )
Plan settlements/curtailments |  |  |  |  |  |  |  |  |  | (2,984 | ) |  | (4,546 | )
Actuarial (gains)/losses |  |  | 4,298 |  |  | (23,437 | ) |  |  | (9,523 | ) |  | 16,697 |
Premiums paid |  |  |  |  |  |  |  |  |  | (106 | ) |  | (109 | )
Currency exchange rate changes |  |  |  |  |  |  |  |  |  | 6,859 |  |  | (7,666 | )
Benefit Obligation at End of Year |  | $ | 617,255 |  | $ | 591,948 |  |  | $ | 194,149 |  | $ | 195,884 |
Fair value of plan assets at beginning of year |  | $ | 437,481 |  | $ | 314,216 |  |  | $ | 179,928 |  | $ | 169,464 |
Actual return on plan assets |  |  | 30,291 |  |  | 44,924 |  |  |  | 3,166 |  |  | 21,216 |
Employer contributions |  |  | 53,829 |  |  | 106,928 |  |  |  | 7,460 |  |  | 5,753 |
Participant contributions |  |  |  |  |  |  |  |  |  | 980 |  |  | 933 |
Benefits paid |  |  | (34,368 | ) |  | (28,587 | ) |  |  | (6,545 | ) |  | (4,977 | )
Premiums paid |  |  |  |  |  |  |  |  |  | (106 | ) |  | (109 | )
Plan settlements/curtailments |  |  |  |  |  |  |  |  |  | (2,267 | ) |  | (4,471 | )
Currency exchange rate changes |  |  |  |  |  |  |  |  |  | 6,344 |  |  | (7,881 | )
Fair Value of Plan Assets at End of Year |  | $ | 487,233 |  | $ | 437,481 |  |  | $ | 188,960 |  | $ | 179,928 |
(Deficit) of plan assets versus benefit obligations at end of year |  | $ | (130,022 | ) | $ | (154,467 | ) |  | $ | (5,189 | ) | $ | (15,956 | )
Net Amount Recognized |  | $ | (130,022 | ) | $ | (154,467 | ) |  | $ | (5,189 | ) | $ | (15,956 | )
Accumulated Benefit Obligation |  | $ | 510,984 |  | $ | 489,918 |  |  | $ | 181,462 |  | $ | 183,038 |
Amounts Recognized in Consolidated Balance Sheet | Amounts recognized in the Consolidated Balance Sheets for the years ended May 31, 2018 and 2017 are as follows:
|  | U.S. Plans |  |  | Non-U.S. Plans |
(In thousands) |  | 2018 |  | 2017 |  |  | 2018 |  | 2017 |
Noncurrent assets |  | $ | - |  | $ | - |  |  | $ | 10,483 |  | $ | 998 |
Current liabilities |  |  | (7 | ) |  | (7 | ) |  |  | (421 | ) |  | (512 | )
Noncurrent liabilities |  |  | (130,015 | ) |  | (154,460 | ) |  |  | (15,251 | ) |  | (16,442 | )
Net Amount Recognized |  | $ | (130,022 | ) | $ | (154,467 | ) |  | $ | (5,189 | ) | $ | (15,956 | )
Relationship between Plans Benefit Obligations and Assets | The following table summarizes the relationship between our plans' benefit obligations and assets:
|  | U.S. Plans |
|  | 2018 |  |  | 2017 |
(In thousands) |  | Benefit Obligation |  | Plan Assets |  |  | Benefit Obligation |  | Plan Assets |
Plans with projected benefit obligations in excess of plan assets |  | $ | 617,255 |  | $ | 487,233 |  |  | $ | 591,948 |  | $ | 437,481 |
Plans with accumulated benefit obligations in excess of plan assets |  |  | 510,984 |  |  | 487,233 |  |  |  | 489,918 |  |  | 437,481 |
Plans with assets in excess of projected benefit obligations |  |  | - |  |  | - |  |  |  | - |  |  | - |
Plans with assets in excess of accumulated benefit obligations |  |  | - |  |  | - |  |  |  | - |  |  | - |
|  | Non-U.S. Plans |
|  | 2018 |  |  | 2017 |
(In thousands) |  | Benefit Obligation |  | Plan Assets |  |  | Benefit Obligation |  | Plan Assets |
Plans with projected benefit obligations in excess of plan assets |  | $ | 152,533 |  | $ | 136,861 |  |  | $ | 147,560 |  | $ | 130,605 |
Plans with accumulated benefit obligations in excess of plan assets |  |  | 43,054 |  |  | 29,855 |  |  |  | 44,797 |  |  | 31,653 |
Plans with assets in excess of projected benefit obligations |  |  | 41,616 |  |  | 52,099 |  |  |  | 48,324 |  |  | 49,323 |
Plans with assets in excess of accumulated benefit obligations |  |  | 138,408 |  |  | 159,105 |  |  |  | 138,241 |  |  | 148,275 |
Pretax Net Actuarial Loss and Prior Service (Costs) Recognized in Accumulated Other Comprehensive Income (Loss) not Affecting Retained Earnings | The following table presents the pretax net actuarial loss and prior service (costs) recognized in accumulated other comprehensive income (loss) not affecting retained earnings:
|  | U.S. Plans |  |  | Non-U.S. Plans |
(In thousands) |  | 2018 |  | 2017 |  |  | 2018 |  | 2017 |
Net actuarial loss |  | $ | (197,821 | ) | $ | (205,942 | ) |  | $ | (35,668 | ) | $ | (41,000 | )
Prior service (costs) credits |  |  | (135 | ) |  | (252 | ) |  |  | 224 |  |  | 185 |
Total recognized in accumulated other comprehensive income not affecting retained earnings |  | $ | (197,956 | ) | $ | (206,194 | ) |  | $ | (35,444 | ) | $ | (40,815 | )
Changes Recognized in Other Comprehensive Income | The following table includes the changes recognized in other comprehensive income:
|  |  |  | U.S. Plans |  |  | Non-U.S. Plans |
(In thousands) |  | 2018 |  | 2017 |  |  | 2018 |  | 2017 |
Changes in plan assets and benefit obligations recognized in other comprehensive income: |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | Prior service cost |  | $ | - |  | $ | - |  |  | $ | (61 | ) | $ | (196 | )
|  | Net loss (gain) arising during the year |  |  | 6,349 |  |  | (43,353 | ) |  |  | (5,098 | ) |  | 2,515 |
|  | Effect of exchange rates on amounts included in AOCI |  |  |  |  |  |  |  |  |  | 1,517 |  |  | (1,736 | )
Amounts recognized as a component of net periodic benefit cost: |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | Amortization or curtailment recognition of prior service (cost) |  |  | (117 | ) |  | (217 | ) |  |  | 18 |  |  | 24 |
|  | Amortization or settlement recognition of net (loss) |  |  | (14,470 | ) |  | (22,160 | ) |  |  | (1,912 | ) |  | (3,054 | )
|  | Total recognized in other comprehensive loss (income) |  | $ | (8,238 | ) | $ | (65,730 | ) |  | $ | (5,536 | ) | $ | (2,447 | )
Amounts in Accumulated Other Comprehensive Income (Loss) that have not yet been Recognized in Net Periodic Pension Cost, but will be Recognized in Consolidated Statements of Income | The following table presents the amounts in accumulated other comprehensive income (loss) as of May 31, 2018 that have not yet been recognized in net periodic pension cost, but are expected to be recognized in our Consolidated Statements of Income during the fiscal year ending May 31, 2019:
(In thousands) |  | U.S. Plans |  |  | Non-U.S. Plans |
Net actuarial loss |  | $ | (13,279 | ) |  | $ | (1,276 | )
Prior service (cost) credit |  | $ | (117 | ) |  | $ | 31 |
Weighted-Average Assumptions used to Determine Benefit Obligations and Net Periodic and Postretirement Costs | The following weighted-average assumptions were used to determine our year-end benefit obligations and net periodic pension cost under the plans:
|  | U.S. Plans |  |  | Non-U.S. Plans |
Year-End Benefit Obligations |  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
Discount rate |  |  | 4.12 | % |  |  | 3.81 | % |  |  | 3.09 | % |  |  | 2.79 | %
Rate of compensation increase |  |  | 3.80 | % |  |  | 3.80 | % |  |  | 2.85 | % |  |  | 3.00 | %
|  | U.S. Plans |  |  | Non-U.S. Plans |
Net Periodic Pension Cost |  | 2018 |  |  | 2017 |  |  | 2016 |  |  | 2018 |  |  | 2017 |  |  | 2016 |
Discount rate |  |  | 3.81 | % |  |  | 3.85 | % |  |  | 4.25 | % |  |  | 2.79 | % |  |  | 3.13 | % |  |  | 3.26 | %
Expected return on plan assets |  |  | 7.89 | % |  |  | 7.89 | % |  |  | 7.90 | % |  |  | 4.37 | % |  |  | 4.50 | % |  |  | 4.49 | %
Rate of compensation increase |  |  | 3.80 | % |  |  | 3.80 | % |  |  | 3.80 | % |  |  | 3.00 | % |  |  | 2.81 | % |  |  | 2.81 | %
Weighted-Average Actual and Target Allocation of Plan Assets | The following tables illustrate the weighted-average actual and target allocation of plan assets:
|  | U.S. Plans |
|  | Target Allocation |  |  | Actual Asset Allocation |
(Dollars in millions) |  | as of May 31, 2018 |  |  | 2018 |  |  | 2017 |
Equity securities |  |  | 55 | % |  | $ | 309.3 |  |  | $ | 295.2 |
Fixed income securities |  |  | 25 | % |  |  | 76.5 |  |  |  | 82.4 |
Multi-class |  |  | 20 | % |  |  | 72.8 |  |  |  |  |
Cash (1) |  |  |  |  |  |  | 28.4 |  |  |  | 59.7 |
Other |  |  |  |  |  |  | 0.2 |  |  |  | 0.2 |
Total assets |  |  | 100 | % |  | $ | 487.2 |  |  | $ | 437.5 |
|  | Non-U.S. Plans |
|  | Target Allocation |  |  | Actual Asset Allocation |
(Dollars in millions) |  | as of May 31, 2018 |  |  | 2018 |  |  | 2017 |
Equity securities |  |  | 41 | % |  | $ | 90.0 |  |  | $ | 83.8 |
Fixed income securities |  |  | 42 | % |  |  | 70.2 |  |  |  | 65.9 |
Cash |  |  |  |  |  |  | 0.5 |  |  |  |  |
Property and other |  |  | 17 | % |  |  | 28.3 |  |  |  | 30.2 |
Total assets |  |  | 100 | % |  | $ | 189.0 |  |  | $ | 179.9 |
| (1) | The cash position at May 31, 2018 results from our acceleration of the planned fiscal 2019 contribution, which was deposited into the RPM International Inc. Retirement Plan during February 2018. The cash position at May 31, 2017 results from our acceleration of the planned fiscal 2018 contribution, which was deposited into the RPM International Inc. Retirement Plan during May 2017.
Pension Plan Assets Categorized using Fair Value Hierarchy | The following tables present our pension plan assets as categorized using the fair value hierarchy at May 31, 2018 and 2017:
U.S. Plans |
(In thousands) |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |  |  | Fair Value at May 31, 2018 |
U.S. Treasury and other government |  | $ | - |  |  | $ | 10,197 |  |  | $ | - |  |  | $ | 10,197 |
State and municipal bonds |  |  |  |  |  |  | 605 |  |  |  |  |  |  |  | 605 |
Foreign bonds |  |  |  |  |  |  | 1,748 |  |  |  |  |  |  |  | 1,748 |
Mortgage-backed securities |  |  |  |  |  |  | 26,081 |  |  |  |  |  |  |  | 26,081 |
Corporate bonds |  |  |  |  |  |  | 17,413 |  |  |  |  |  |  |  | 17,413 |
Stocks - large cap |  |  | 1,927 |  |  |  |  |  |  |  |  |  |  |  | 1,927 |
Stocks - mid cap |  |  | 11,748 |  |  |  |  |  |  |  |  |  |  |  | 11,748 |
Stocks - small cap |  |  | 18,419 |  |  |  |  |  |  |  |  |  |  |  | 18,419 |
Stocks - international |  |  | 3,333 |  |  |  |  |  |  |  |  |  |  |  | 3,333 |
Mutual funds - equity |  |  |  |  |  |  | 273,893 |  |  |  |  |  |  |  | 273,893 |
Mutual funds - multi-class |  |  |  |  |  |  | 72,802 |  |  |  |  |  |  |  | 72,802 |
Mutual funds - fixed |  |  |  |  |  |  | 20,516 |  |  |  |  |  |  |  | 20,516 |
Cash and cash equivalents |  |  | 28,371 |  |  |  |  |  |  |  |  |  |  |  | 28,371 |
Limited partnerships |  |  |  |  |  |  |  |  |  |  | 180 |  |  |  | 180 |
Total |  | $ | 63,798 |  |  | $ | 423,255 |  |  | $ | 180 |  |  | $ | 487,233 |
Non-U.S. Plans |
(In thousands) |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |  |  | Fair Value at May 31, 2018 |
Pooled equities |  | $ | - |  |  | $ | 88,540 |  |  | $ | - |  |  | $ | 88,540 |
Pooled fixed income |  |  |  |  |  |  | 70,180 |  |  |  |  |  |  |  | 70,180 |
Foreign bonds |  |  |  |  |  |  | 182 |  |  |  |  |  |  |  | 182 |
Insurance contracts |  |  |  |  |  |  |  |  |  |  | 28,268 |  |  |  | 28,268 |
Mutual funds |  |  |  |  |  |  | 1,334 |  |  |  |  |  |  |  | 1,334 |
Cash and cash equivalents |  |  | 456 |  |  |  |  |  |  |  |  |  |  |  | 456 |
Total |  | $ | 456 |  |  | $ | 160,236 |  |  | $ | 28,268 |  |  | $ | 188,960 |
U.S. Plans |
(In thousands) |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |  |  | Fair Value at May 31, 2017 |
U.S. Treasury and other government |  | $ | - |  |  | $ | 7,923 |  |  | $ | - |  |  | $ | 7,923 |
State and municipal bonds |  |  |  |  |  |  | 628 |  |  |  |  |  |  |  | 628 |
Foreign bonds |  |  |  |  |  |  | 1,623 |  |  |  |  |  |  |  | 1,623 |
Mortgage-backed securities |  |  |  |  |  |  | 20,211 |  |  |  |  |  |  |  | 20,211 |
Corporate bonds |  |  |  |  |  |  | 17,976 |  |  |  |  |  |  |  | 17,976 |
Stocks - large cap |  |  | 20,999 |  |  |  |  |  |  |  |  |  |  |  | 20,999 |
Stocks - mid cap |  |  | 8,128 |  |  |  |  |  |  |  |  |  |  |  | 8,128 |
Stocks - small cap |  |  | 16,423 |  |  |  |  |  |  |  |  |  |  |  | 16,423 |
Stocks - international |  |  | 2,639 |  |  |  |  |  |  |  |  |  |  |  | 2,639 |
Mutual funds - equity |  |  |  |  |  |  | 247,037 |  |  |  |  |  |  |  | 247,037 |
Mutual funds - fixed |  |  |  |  |  |  | 34,014 |  |  |  |  |  |  |  | 34,014 |
Cash and cash equivalents |  |  | 59,674 |  |  |  |  |  |  |  |  |  |  |  | 59,674 |
Limited partnerships |  |  |  |  |  |  |  |  |  |  | 206 |  |  |  | 206 |
Total |  | $ | 107,863 |  |  | $ | 329,412 |  |  | $ | 206 |  |  | $ | 437,481 |
Non-U.S. Plans |
(In thousands) |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |  |  | Fair Value at May 31, 2017 |
Pooled equities |  | $ | - |  |  | $ | 82,626 |  |  | $ | - |  |  | $ | 82,626 |
Pooled fixed income |  |  |  |  |  |  | 65,649 |  |  |  |  |  |  |  | 65,649 |
Foreign bonds |  |  |  |  |  |  | 252 |  |  |  |  |  |  |  | 252 |
Insurance contracts |  |  |  |  |  |  |  |  |  |  | 30,181 |  |  |  | 30,181 |
Mutual funds |  |  |  |  |  |  | 1,181 |  |  |  |  |  |  |  | 1,181 |
Cash and cash equivalents |  |  | 39 |  |  |  |  |  |  |  |  |  |  |  | 39 |
Total |  | $ | 39 |  |  | $ | 149,708 |  |  | $ | 30,181 |  |  | $ | 179,928 |
Activity that Occurred for Level Three Assets | The following table includes the activity that occurred during the years ended May 31, 2018 and 2017 for our Level 3 assets:
|  |  |  |  |  | Actual Return on Plan Assets For: |  |  |  |  |  |  |  |  |
|  | Balance at |  |  | Assets Still Held |  |  | Assets Sold |  |  | Purchases, Sales and |  |  | Balance at |
(In thousands) |  | Beginning of Period |  |  | at Reporting Date |  |  | During Year |  |  | Settlements, net (1) |  |  | End of Period |
Year ended May 31, 2018 |  | $ | 30,387 |  |  |  | (65 | ) |  |  | - |  |  |  | (1,874 | ) |  | $ | 28,448 |
Year ended May 31, 2017 |  |  | 30,673 |  |  |  | 1,096 |  |  |  | - |  |  |  | (1,382 | ) |  |  | 30,387 |
(1) | Includes the impact of exchange rate changes during the year.

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